Brand: Bormioli Rocco. Bormioli Rocco offers the most widely used Mason jar in Italy for canning. Quattro Stagioni has a variety of sizes that all come with a unique gold one piece lid, perfect for any canner.
Combination(nCr). Permutation & Combination Calculator is an online statistics tool programmed to calculate the nPr-Permutation and nCr-Combination of the n different items or symbols. The factorial is involved to perform both the ncr and npr calculations for a given N and R sample points of a data set.
NCR Forms are available in 2 through 6 parts. Each part being a different colored sheet. Any more than 6 parts usually results in the type or handwriting not transfering to the very last sheet unless you write really hard.